DefensePro 4xQSFP-DD(4xQSFP28(100GE)-200Gbps legitimate throughput、400Gbps attack capacity-DoS Mitigation Engine-Dual AC Power Supply-RoHS.Includes protection for IoT botnets、NG DNS and Burst attacks;IPS、NBA and DoS Protection.GBICs must be purchased separately.400G ports connectivity must be purchased seperately.See Upgrades、Additions、and Accessories.